n.酸堿
Potassium has an important role in the regulation of acid base balance. 鉀在人體的酸堿平衡中起到了重要的作用。
Through the acid or alkali processing, the wettability of WPC can be improved. 其中通過(guò)酸堿處理，可以提高木塑復(fù)合材料的潤(rùn)濕性。
